Side by side
Borealis Watch Co. JamantavsYema Superman Worldtime GMT
The numbers, the dial colors, the calibers — laid out so you can stop flipping between tabs.
At a glance
9 of 29 specs differDiameter
Jamanta42.50mm
Superman Worldtime GMT39mm
Power Reserve
Jamanta40h
Superman Worldtime GMT40h
Water Resistance
Jamanta300m
Superman Worldtime GMT300m
MSRP
Jamanta$415
Superman Worldtime GMT$1,549
Full specifications
Case
5 specsCategory
Diver
GMT
Diameter
42.50mm
39mm
Thickness
13.30mm
—
Lug-to-Lug
50.40mm
—
Lug Width
22mm
20mm
Crystal & Dial
2 specsDial Color
Black
39mm Automatic
Lume
BGW9
None
Movement
1 specsCaliber
Miyota 9015
—
Pricing
1 specsMSRP
$415
$1,549
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